Tank flush-valve.



PATBNTED AUG. 11, 1908.

H. 0. PRESHOUR. TANK PLUSH VALVE. APPLIGATION FILED FEB 17, 1908.

H w M w 2 Mm mm M 11L I w mu 2 H 2 2 M w M H MF! m 55%!!! w a The outlet pipe 'part of this speeil'eation. i ignre l is PP-llcatien in To all 10. mm it may 0022015712:

Be it known that 1,111 inn" Finnsnoiin, a citizen ol" the l nited Stat re, 'ding at Bridgeport county of Fairlield, Fltate'ot' Connectieiit, have invented a n w and useful Tank l lnshlhilve, of xvi the .t'ollnwing is specification. V

This invention relates to v'fl outlet or flush pipes of tanks tieiilarly to the type of valve by the pressure oi water v One oithe objects ol' the ir. provide a *alveet' this eharaelii not collapse and which cannotfor the and refers pariieli is seated the tank ntien to vhieli will :oine elonipe hy the siren presso a;

o gated and jammed in the outlet pressureof water in the trnl' having the ell'eet of spreading the valve ont- Wardly against the upper portio i the seat instead 01' downwardly into er Within the seat and outlet Another object of the invention is to pro vide a alve ol' this eharaeter having a, portion which will always remain within the outlet so as to guide the valve portion when elosing; and insure its proper seating.

)tlier oh eel's are to seenre ieney and do 'trl7llllf, and to provine pairing a worn out valve hv simply pri. the float with a new rap Whioh romp" valve proper, as will he hereiiial'ier d i and then speeilieallv pointed will in il'e eiaiins hereunto appended.

in the aeeoinpan inn dn .llijg; l'orniing it an elevathe ironand operation oi in novel valve:

tion partly in sertion, illnstratin sti'netion Fig. 2 a vertical s: :tion ot ihe t'i pllt't1illltll} and F 3 is a vertsi-al sewion oi the limit detaehih i.

it) denotes the outlet pip whirl. is provided with a valve seat l nnd .i port l2 with which the mxerilov. pipe I- is eoiinhrted.

also shown as provided with a thing-e l i \Yllltll usually rests upon the upper surface of the hotioin oi ii ianh am: with a not l5 eirgi s: the threaded lovi'er portion ol' the pipe and a pied to he turned up against the under snrl'ai-e oi the tanl; hottom. 'lhis Sll'iit'llllt is in i'oinmon use and only referred to for the purpose ol' illustrating; the operation oi" my present invention, \l'lllt'll relates onlv lo the valve. saii. 'aive heing adapted for use in roniieetion with any ordinal? or preferred type ol' valve seat and outlet pipe.

My novel valve eoin' iises February 17,

, Oi BRIDGEPOR'F, CONNECTICUT.

7. h v 3, molar, e'an siiiisinie mate, s1 L Y f l'lil to brevent the valve lroi i will he understood oi UUlllSt, iiat when the lloat l? is n'nide oi rubber or ill-l, the pressure of water above the cap 18 may spread the latter more Freely than would he preinitted h a lloatmade ol' glass or metal. l the loat is made oi" glass or metal, the i "i and i s 'alve portion 19 Will he the only portions to hespread h the pressure of Water, but the material of said nap and its portion it) is snlli eiently thiel: to permit; of enough spreading tln-reol' to make a dill'erenee between a loose litand atig'ht lit ago-inst tlieseattL The rap eoniprises essentiall' an enlarged upper portion indicated hy in, a downwardly and in- .Yardli tapering; valve portion 19 which cor responds in eonligiiration with the valve seat and helow the valve sent with a eireuhir lip 20 whose inner wall is vertieal and whose outer wall tapers doivnii'zird to meet the ver- 11' inner wall. tor a purpose presentlv to he em mined. The upper portion ol' the eap is thickened as at El and has molded within it n to vvhieh valve rod 123 ronneeted.

i i lilted neiiig indieated h 25.

The upper portion of the tloat, indicated h 37. is enlarged to correspond with there: eess within the cup and tapers downward and ,vi'iril to correspond vvith the valve portion Below the portion of the float valve portion oi Jii it v ijh Hrimnnt es in a shon lder This shoulder prolti'iS sl .iil'y hevond the lower edge of lip 20 its l'iiin-tion heing to protet'li the edge 01' the lip so that it will not en a oi the valve seat ivhei the Ynl'ie drops down to plat-o Below shoulder L?\ is a eone-slniperl tip 2). {he l'nnetion el' \rhieli is to secure the :i 'i'iii'nte sealing: oi the valve. Should the of ihe. rap. \vhieh eorresponds with th the rap a evlindrieal poi i e the inner ed and n'ill'i-enler the rdve eaiisi r areiiratel with the seat a iaped, upper valve portion d portion ton, the same my application in volition I (-1 commising a float on and a coneip covering the up- 2:, valve portion seat. comprising a float portion, a conethe upper porvmilr :al' portion, and a no the upper portion and 1. adapted to engage a i l lclosing said cylindrical.

' tion and the tip a having an enlarged upper portion, a coneshaped tip and intermediate the upper porcylindrical portion terminating in a shoulder and a flexible cap covering said upper portion and having a valve portion adapted to engage a valve seat and a li inclosing the cylindrical portion, the lower or go of said lip lying Within the shoulder.

4. A tank flush valve comprising a rubber float having an enlarged up er portion, a cone-shaped tip and interrne iate' the upper portion and the tip a cylindrical portion and a flexible cap covering said upper portion and having a valve portion adapted to en gage a valve seat and a tapering hp inclosing' the cylindrical portion.

In testimony whereof I affix my in presence of two Witnesses.

HENRY C. FRESHOUR.

signature,

Witnesses:

A. M. WOOSTER, S. W. ATHERTON. 

